Shijiazhuang Yitong Filter Machinery Co., Ltd. was established in 2003. During 16 years' development, we dedicated ourselves in developing, designing, producing, and promoting of advanced filtration technique and filtration components. We hope each of our clients can get benefits from our filter cartridge products and we hope we can make every small progress with them together. Nowadays, our filter cartridges products have been widely working in various industries and get significant improvement for our clients. We thanks to customer's valuable advice, and hope we can offer better experience and realize a win-win situation.